Home / 4,590,374.80-6,885,821.40-1,395,605.20

Finding the Fourth Proportional to 4,590,374.80, 6,885,821.40 and 1,395,605.20

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Solution

The fourth proportional to 4,590,374.80, 6,885,821.40 and 1,395,605.20 is: 2,093,486.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,590,374.80 : 6,885,821.40 = 1,395,605.20 : x
  2. Step 2: Convert to fraction form
    4,590,374.80/6,885,821.40 = 1,395,605.20/x
  3. Step 3: Cross multiply
    4,590,374.80x = 6,885,821.40 × 1,395,605.20
  4. Step 4: Simplify right side
    4,590,374.80x = 9,609,888,152,111.28
  5. Step 5: Solve for x
    x = 9,609,888,152,111.28/4,590,374.80
  6. Step 6: Final answer
    x = 2,093,486.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.